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Duplicate of Algebra
Duplicate of Algebra
30 terms
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BASICS OF ALGEBRA
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
In 10x + 11. Which is the coefficient?
11
10
1
x
2
The number in front of a pronumeral is called as
variable
expression
term
coefficient
3
What is the value of a + 2b if a and b both equal 5?
15
10
none
5
4
For the expression x+3y+10, what is the coefficient of x?
10
3
3
1
5
How many terms does the expression 9y+ 6x + 3 - 4y + 5 consist of?
6
3
5
4
6
Which of the following pairs are not like terms
12ab2 and 10b2a
–15ab2c and –10cba2
11q2r and 10rq
–3x2y and 5x2y
7
Are 5abc and –8abc like terms?
Yes
No
8
The sum of a variable y and a number 5 can be expressed as
y
5-y
y-5
y+5
9
Evaluate the expression 2x – 3y when x=1 and y =4
10
-11
11
-10
10
The expression 3x - 2y +14z + 8 has no constant term.
True
False
11
5 is added to one half of k
k/2 + 5
k/2
k/2 - 5
5
12
What is the coefficient of x in the expression x - 12
-12
1
0
12
13
For the expression, -10r + s + 12sr, the coefficient of r is
10
-10
12
0
14
The sum of a and b is doubled is given by
2ab
none
a + b
2(a + b)
15
The variable t subtracted from 30 is
300/t
30t
30-t
30+t
16
The product of 7 and t is
7/t
7T
7-t
7t
17
Which of the following expression is equivalent to 4ab + c ?
c + 4a
None
4ba - c
4ba + c
18
Are 10 y
2
x and 23 x
2
y like terms?
No
Yes
19
An expression is a combination of
numbers and pronumerals with mathematical operations
numbers combined with mathematical operations
None
pronumerals combined with mathematical operations
20
What is 12?
constant term
coefficient
variable
term
21
Joe has lollies (z) he gives half to his brother, then eats 10 of the rest. How many are left?
2z -10
z/2 -10
10
z/2 +10
22
What is the coefficient of a in the expression 5a+2b?
5
7
2
none of the above
23
Simplify the expression 4x + 3y - 2x + 7y by combining like terms
6x +10 y
12xy
10xy
2x +10 y
24
Simplify the expression 7ac + 3b – 2ca + 4b – 5b by combining like terms
2ab
5ac + 2b
5ac
5ac - 2b
25
In Maths a pronumeral is also called
variable
coefficient
expression
term
26
What are the individual terms in the expression 3a+4b+3ab
3ab
3a,4b
3a,4b, 3ab
3, a, b
27
The expression 5a + 7b + c – 3ab + 6 has how many terms
5
4
6
3
28
State the coefficient of b in the expression 3a + 4ab + 5b
2
+ 7b.
5
7
5 and 7
3
29
For the expression, 5h+12jh+11 the coefficient of h is
12j
5
11
0
30
If x=5, what is 3x+6?
21
20
35+6
22